​12/7/2017 Yougov: 30% of French and 30% of Germans favorable to the United States of Europe ​12/7/2017 Martin Schulz: The United States of Europe by 2025, speech of day of the party SPD9/22/2017 Theresa May: we are part of the European Nation, speech of Florence ​ 8/7/2017 Pope Francis: Europe must assume a federal structure as soon as possible, La Respubblica